Connect VOIP to a Regular Phone

MAKE: Blog: Build your own Chat-Cord
Voice over IP is taking over the world and I also like the idea of calling for free! The problem I’ve experienced so far is the fact that you always have to use those cumbersome headsets. When it would be possible to use your standard phone for this application, the experience of VoIP would be much more like the real POTS (plain old telephone system).